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A fine and rare Nicholas Blondeau gold ring dial, French, circa 1700, signed Nicolaus Blondeau f, the exceptionally well engraved dial with meridian ring 0-90 degree scale and list of thirteen cities and their latitudes, equinoctial ring with hour scale III-XII and I-IX, inner rim with 1-24 scale, reverse with list of twelve cities and their latitudes, bridge with gilt brass gnomon sliding over calendar and zodiac scale, together with four further cities and their latitudes, original brass suspension ring and with blued steel screw heads throughout 78mm diameter Footnotes: Tested 19 kt gold 61.8 grams Provenance Private collection For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing
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A fine and rare Nicholas Blondeau gold ring dial, French, circa 1700, signed Nicolaus Blondeau f, the exceptionally well engraved dial with meridian ring 0-90 degree scale and list of thirteen cities and their latitudes, equinoctial ring with hour scale III-XII and I-IX, inner rim with 1-24 scale, reverse with list of twelve cities and their latitudes, bridge with gilt brass gnomon sliding over calendar and zodiac scale, together with four further cities and their latitudes, original brass suspension ring and with blued steel screw heads throughout 78mm diameter Footnotes: Tested 19 kt gold 61.8 grams Provenance Private collection For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing
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